// Copyright (C) 2025 Kumo inc.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//

#ifndef ROTHAR_PEGTL_INTERNAL_CRLF_EOL_HPP
#define ROTHAR_PEGTL_INTERNAL_CRLF_EOL_HPP

#include "../config.hpp"
#include "../eol_pair.hpp"

namespace rothar::internal
{
   struct crlf_eol
   {
      static constexpr int ch = '\n';

      template< typename ParseInput >
      [[nodiscard]] static eol_pair match( ParseInput& in ) noexcept( noexcept( in.size( 2 ) ) )
      {
         eol_pair p = { false, in.size( 2 ) };
         if( p.second > 1 ) {
            if( ( in.peek_char() == '\r' ) && ( in.peek_char( 1 ) == '\n' ) ) {
               in.bump_to_next_line( 2 );
               p.first = true;
            }
         }
         return p;
      }
   };

}  // namespace rothar::internal

#endif
